Hello,
I just wanted to add that I think the code for the remote agent server is
also incorrect. I'm doing the same previous example but with a remote agent
server and trying to correct the provided code so if anyone can help me
with it I'd appreciate it.
Thanks.
2011/12/14 Khadija EL MAHRSI <khadija.elmah...@gmail.com>
> Hello,
> I can't thank you enough for your help, I added ! and everything worked
> perfectly. I've been trying to figure out the problem for quite some time
> now and I was starting to get really frustrated. I think it would be better
> to correct the document and update it (since there are some unfinished
> parts). Maybe this document is an old version and a more complete one
> exists which I somehow missed?
>
> Again, thank you for the help.
>
>
> 2011/12/14 Wolfgang Meyer <wolfgang.m.me...@googlemail.com>
>
>> Hi,
>>
>> this is an error in the source code.
>> In this line:
>>
>> {Server2 functor import OS define D1={OS.time} end}
>>
>> the "define" statement introduces a NEW variable D1. The line does not
>> assign to the "D1" variable in the outer scope.
>> (Maybe this code is from an earlier Mozart version??)
>>
>> The correct way to write this is to use an "!" to suppress the
>> declaration of a new variable:
>>
>> {Server2 functor import OS define !D1={OS.time} end}
>>
>> "!" can also be useful in the patterns of case-statement or when using
>> unification within a variable definition
>> (see also
>> http://www.mozart-oz.org/documentation/tutorial/node5.html#control.anonymous).
>>
>> Hope this helps,
>>
>> Wolfgang
>>
>>
>>
>> On Wed, Dec 14, 2011 at 11:30 AM, Khadija EL MAHRSI <
>> khadija.elmah...@gmail.com> wrote:
>>
>>> Hi,
>>> I've been doing some more tests and any use of D1 after the functor is
>>> sent to the server results in an endless wait. Instead of using {Wait D1},
>>> I used another variable D2 that uses D1 and the block still remains (since
>>> D2 waits for D1 to be bound before continuing). What could be the problem?
>>>
>>> Thanks
>>>
>>>
>>> 2011/12/13 Khadija EL MAHRSI <khadija.elmah...@gmail.com>
>>>
>>>> Hello,
>>>> I've been trying to do the Agent Server example from the Mobile agents
>>>> part in the following link (
>>>> http://graubart.rz.ifi.lmu.de/programming/mozart/print/tutorial/DistributedProgramming.pdf)
>>>> but for some reason couldn't succeed.
>>>> I used the Agent Server code provided in 4.1.6 and the last code for
>>>> agents provided in 4.1.2. I think there is a missing line in this agent
>>>> code which is {AS.publishserver "/usr/staff/pvr/public_html/as2"} before
>>>> Server2={GetServer "http://www.info.ucl.ac.be/~pvr/as2"} (Nothing
>>>> worked before I added this line). I also changed both of ".../as2" into
>>>> "as2" and ".../agents.ozf" into "agents.ozf" for simplicity.
>>>> In my agent code, I added {Wait D1} to be able to see D1's value.
>>>> However, The program seems to block when trying to show this value. Can
>>>> anyone tell me why?
>>>>
>>>> Thanks
>>>>
>>>
>>>
>>>
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>>>
>>
>>
>>
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>
>
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